easy_install发布于2004；pip发布于2008，pip正在替代easy_install。
| pip | easy_install | |
|---|---|---|
| Installs from Wheels | Yes | No |
| Uninstall Packages | Yes (pip uninstall) |
No |
| Dependency Overrides | Yes (Requirements Files) | No |
| List Installed Packages | Yes (pip list and pip freeze) |
No |
| PEP 438 Support | Yes | No |
| Installation format | ‘Flat’ packages with egg-infometadata. | Encapsulated Egg format |
| sys.path modification | No | Yes |
| Installs from Eggs | No | Yes |
| pylauncher support | No | Yes [1] |
| Multi-version installs | No | Yes |
| Exclude scripts during install | No | Yes |
| per project index | Only in virtualenv | Yes, via setup.cfg |
原文参考：
https://packaging.python.org/discussions/pip-vs-easy-install/
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